One-piece desk



FIG. 1 is a top, front and side perspective view of a one-piece desk, showing my new design;

FIG. 2 is a top, rear and side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof from the left of FIG. 3;

FIG. 5 is a side elevational view thereof from the right of FIG. 3;

FIG. 6 is a rear elevation view thereof; and,

FIG. 7 is a top plan view thereof. 

The ornamental design for a one-piece desk, as shown. 